<script setup lang="ts">
import { ref, onMounted } from 'vue'
import { reqSkuList, reqSaleSku, reqCanceSale, reqSkuInfo, reqRemoveSku } from '@/api/product/sku';
import type { SkuResponseData, SkuData, SkuInfoData } from '@/api/product/sku/type';
import { ElMessage } from 'element-plus';
// 分页器当前页码
let pageNo = ref<number>(1);
//每页展示几条数据
let pageSize = ref<number>(10);
let total = ref<number>(0);
let skuArr = ref<SkuData[]>([]);
let skuInfo = ref<SkuData>()


//组件挂载完毕
onMounted(() => {
    getHasSku()
})
const getHasSku = async (pager = 1) => {
    //当前分页器的页码
    pageNo.value = pager;
    let result: SkuResponseData = await reqSkuList(pageNo.value, pageSize.value);
    if (result.code == 200) {
        total.value = result.data.total;
        skuArr.value = result.data.records
    }
}
//分页器下拉菜单发生变化
const handler = (pageSizes: number) => {
    getHasSku()

}

//商品上架与下架的操作
const updateSale = async (row: SkuData) => {
    //如果当前商品的isSale==1，说明当前商品上架的状态->更新为下架
    //否则相反
    if (row.isSale == 1) {
        //下架操作
        await reqCanceSale((row.id as number));
        ElMessage({
            type: 'success',
            message: '下架成功'
        })
        getHasSku(pageNo.value);
    } else {
        //上架操作
        await reqSaleSku((row.id as number));
        ElMessage({
            type: 'success',
            message: '上架成功'
        })
        getHasSku(pageNo.value);
    }
}
//更新已有的SKU
const updateSku = () => {
    ElMessage({
        type: 'success',
        message: '功能正在更新中......'
    })
}

//控制抽屉显示与隐藏字段
let drawer = ref<boolean>(false)
//查看商品详情按钮的回调
const findSku = async (row: SkuData) => {
    //抽屉展示出来
    drawer.value = true;
    //获取已有的商品数据
    let result: SkuInfoData = await reqSkuInfo((row.id as number))
    //存储已有的SKU
    skuInfo.value = result.data;
}

//删除某一个已有的商品
const removeSku = async (id: number) => {
    //删除某一个已有的商品的请求
    let result: any = await reqRemoveSku(id);
    if (result.code == 200) {
        ElMessage({
            type: 'success',
            message: '删除成功'
        })
        //获取已有的全部商品
        getHasSku(skuArr.value.length > 1 ? pageNo.value : pageNo.value - 1);
    } else {
        // 删除失败
        ElMessage({
            type: 'error',
            message: '系统数据不可删'
        })
    }

}
</script>

<template>
    <el-card>
        <el-table border style="margin: 10px 0px;" :data="skuArr">
            <el-table-column label="序号" type="index" align="center" width="80px"></el-table-column>
            <el-table-column label="名称" show-overflow-tooltip width="150px" prop="skuName"></el-table-column>
            <el-table-column label="描述" show-overflow-tooltip width="150px" prop="skuDesc"></el-table-column>
            <el-table-column label="图片" width="150px">
                <template #="{ row, $index }">
                    <img :src="row.skuDefaultImg" alt="" style="width: 100px;height: 100px;">
                </template>
            </el-table-column>
            <el-table-column label="重量" width="150px" prop="weight"></el-table-column>
            <el-table-column label="价格" width="150px" prop="price"></el-table-column>
            <el-table-column label="操作" fixed="right">
                <template #="{ row, $index }">
                    <el-button type="primary" size="small" :icon="row.isSale == 1 ? 'Bottom' : 'Top'"
                        @click="updateSale(row)"></el-button>
                    <el-button v-has="`btn.Sku.updown`" type="primary" size="small" icon="Edit" @click="updateSku"></el-button>
                    <el-button type="primary" size="small" icon="InfoFilled" @click="findSku(row)"></el-button>
                    <el-popconfirm :title="`你确定删除${row.skuName}?`" width="200px" @confirm="removeSku(row.id)">
                        <template #reference>
                            <el-button v-has="`btn.Sku.remove`" type="primary" size="small" icon="Delete"></el-button>
                        </template>
                    </el-popconfirm>
                </template>
            </el-table-column>
        </el-table>
        <el-pagination v-model:current-page="pageNo" v-model:page-size="pageSize" :page-sizes="[10, 20, 30, 40, 5]"
            :background="true" layout="prev, pager, next, jumper,->,sizes,total" :total="total"
            @current-change="getHasSku" @size-change="handler" />
        <!-- 抽屉组件：展示商品详情 -->
        <el-drawer v-model="drawer">
            <!-- 标题部分 -->
            <template #header>
                <h4>查看商品的详情</h4>
            </template>
            <template #default>
                <el-row style="margin: 10px 0px;">
                    <el-col :span="6">名称</el-col>
                    <el-col :span="18">{{ skuInfo?.skuName }}</el-col>
                </el-row>
                <el-row style="margin: 10px 0px;">
                    <el-col :span="6">描述</el-col>
                    <el-col :span="18">{{ skuInfo?.skuDesc }}</el-col>
                </el-row>
                <el-row style="margin: 10px 0px;">
                    <el-col :span="6">价格</el-col>
                    <el-col :span="18">{{ skuInfo?.price }}</el-col>
                </el-row>
                <el-row style="margin: 10px 0px;">
                    <el-col :span="6">平台属性</el-col>
                    <el-col :span="18">
                        <el-tag style="margin: 0px 5px;" v-for="item in skuInfo?.skuAttrValueList" :key="item.id">{{
                            item.valueName }}</el-tag>
                    </el-col>
                </el-row>
                <el-row style="margin: 10px 0px;">
                    <el-col :span="6">销售属性</el-col>
                    <el-col :span="18">
                        <el-tag style="margin: 0px 5px;" v-for="item in skuInfo?.skuSaleAttrValueList" :key="item.id">{{
                            item.saleAttrValueName }}</el-tag>
                    </el-col>
                </el-row>
                <el-row style="margin: 10px 0px;">
                    <el-col :span="6">商品图片</el-col>
                    <el-col :span="18">
                        <el-carousel :interval="4000" type="card" height="200px">
                            <el-carousel-item v-for="item in skuInfo?.skuImageList" :key="item.id">
                                <img :src="item.imgUrl" alt="" style="width: 100%;height: 100%;">
                            </el-carousel-item>
                        </el-carousel>
                    </el-col>
                </el-row>
            </template>
        </el-drawer>
    </el-card>
</template>

<style scoped>
.el-carousel__item h3 {
    color: #475669;
    opacity: 0.75;
    line-height: 200px;
    margin: 0;
    text-align: center;
}

.el-carousel__item:nth-child(2n) {
    background-color: #99a9bf;
}

.el-carousel__item:nth-child(2n + 1) {
    background-color: #d3dce6;
}
</style>